i wont be coming today sorry

•March 9, 2011 • Leave a Comment

Raster – The other GIS data question

•March 8, 2011 • Leave a Comment

1.Azimuth  is everythings distance is right from the center

2.Euclid was a Greek mathematician, he was know as the father of Geometry

a)Euclid distances is the  distance between two points that one would measure with a ruler, and is given by the Pythagorean formula

3.a2+b2=c2 on a right triangle with a triangle of each side ,both small sides would equal the bigger side when mix together

4.allows two raster layers and makes a new one using algebra math

5. Distance Analysis

Density Analysis

Solar Analysis

Hydrologic Analysis

Statistical Analysis

Map Algebra

Scripting and Customization

Graphic Modeling

Buffer

•March 3, 2011 • Leave a Comment

Put a buffer a house- for how many parks there are in the area

Buffer apart of land were your artillery will hit

Area around a smokestack for air pollution

School zone

Military camps in a country

New York Parks

•March 1, 2011 • 3 Comments

New York Parks

•February 23, 2011 • Leave a Comment

10. Grid- are small squares holding different data


11. Resolution-  Resolution quantifies how close lines can be to each other and still be visibly resolved, Wikipedia


12. Discrete data- Data that can only take certain values, the number of students in a class (you can’t have half a student) from Mathisfun
13. – process of determining the location of a point by measuring angles to it from known points at either end of a fixed baseline, rather than measuring distances to the point directly, Wikipedia


14. Break lines-  Break a line into two
15. Z-values-
16. Nodes- point along a standing wave where the wave has minimal amplitude
17. Slope- a line that describes its steepness, incline, or grade, wikipedia
18. Aspect- horizontal direction to which a mountain slope faces, wikipedia
19. Elevation- height of a point on a hill, mountian
20. Tessellated Space- no gaps or overlayers ,wikipedia

•February 21, 2011 • Leave a Comment

.dwg – drawing file used by autodesk

.dxf – drawing exchange format by autoCAD

.dwf – Design web format by auto desk

.dgn – DGN (Design) is the name used for CAD file formats supported by Bentley Systems’ MicroStation and Intergraph’s Interactive Graphics Design System (IGDS) CAD programs

.csv – Comma-separated values, stores  tabular data

.txt –  text file , stores any texts like word or notepad

.xml – Extensible Markup Language , used for web

.gml – Geography Markup Language (GML) is the XML grammar defined by the Open Geospatial Consortium (OGC) to express geographical features

.kml – Keyhole Markup Language (KML) is an XML schema for expressing geographic annotation and visualization within Internet-based

.kmz – is used for .kml and is compassed into zip files, they contain one .kml file in them

hockey puck on the moon

•February 21, 2011 • Leave a Comment

http://www.cbc.ca/news/technology/story/2011/02/21/science-lunar-x-prize-hockey-puck.html